How has the 1. 2016 2. 2020 3. 2024 Primaries gone?

-2016 saw the Democrats Primary between Hillary Clinton and Bernie Sanders whilst the Republican Primary hosted Huge Choice of Policy, Character and Ideology -2020 saw Trump ran with little Competition while 29 Democrats Competed for Nomination. Largest Field since 1972 -2024 saw the Republican Party still under Trumps Influence, though, Niki Haley still Persists